#!/usr/bin/env bash
# SPDX-License-Identifier: BSD-3-Clause
# Copyright 2019, Intel Corporation

#
# src/test/ctl_cow/TEST0 -- unit test which checks copy on write feature
# for obj pool
#

. ../unittest/unittest.sh

require_test_type medium
require_command md5sum

setup

POOLSET="testset_local"
POOL="testfile"
REPLICA="testfile_replica"

create_poolset $DIR/$POOLSET 32M:$DIR/$POOL:z  \
        R 32M:$DIR/$REPLICA:z

expect_normal_exit $PMEMPOOL$EXESUFFIX create obj $DIR/$POOLSET

POOL_BEFORE=`md5sum -b $DIR/$POOL`
REPLICA_BEFORE=`md5sum -b $DIR/$REPLICA`

PMEMOBJ_CONF="${PMEMOBJ_CONF}copy_on_write.at_open=1"

expect_normal_exit ./ctl_cow$EXESUFFIX $DIR/$POOLSET obj

POOL_AFTER=`md5sum -b $DIR/$POOL`
REPLICA_AFTER=`md5sum -b $DIR/$REPLICA`

if [ "$POOL_BEFORE" != "$POOL_AFTER" ] || [ "$REPLICA_BEFORE" != "$REPLICA_AFTER" ]
then
	fatal "$POOL_BEFORE != $POOL_AFTER or $REPLICA_BEFORE != $REPLICA_AFTER"
fi

check

pass
